fox shark vs Alopius vulpinus

fox shark and Alopius vulpinus both are nouns.

Word	Noun	Adjective	Verb	Adverb
fox shark	Yes	No	No	No
Alopius vulpinus	Yes	No	No	No

As nouns, fox shark and Alopius vulpinus are synonyms defined as:

fox shark and Alopius vulpinus: large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed

Other synonyms of fox shark include thrasher, thresher, thresher shark.

fox shark (noun)	Alopius vulpinus (noun)
large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed	large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed